What is Skeletonization of an artery?
The skeletonized internal thoracic artery (SKT-ITA) may be defined as the arterial conduit that has been dissected from all surrounding tissues, the accompany- ing veins, fascia, lymphatics, adipose tissue, and chest wall. The technique leaves the adventitia as the outer most layer of the harvested conduit.
How is internal mammary artery harvested?
The internal mammary artery (IMA) has consolidated itself as the preferable graft for coronary artery bypass surgery (CABG). Classically harvested through a sternotomy it is one of the initial but essential steps in CABG surgery.
Where does the internal thoracic artery bifurcate?
The artery ends at the level of the sixth rib or sixth intercostal space, by splitting into two terminal branches: superior epigastric artery and musculophrenic arteries.
What is internal thoracic artery?
The internal thoracic artery, aka the internal mammary artery, supplies the breast and the anterior chest wall. The internal thoracic artery travels along the inner surface of the anterior chest wall on both sides. The internal thoracic artery runs under the fascia and deep to the intercostal muscles.
What is the mammary artery?
The IMAP flaps, as the name implies, derive from the internal mammary artery (IMA). The IMA originates from the subclavian artery and travels along the sternal border on each side of the sternum. It becomes the superior epigastric artery in the upper abdomen and nourishes the upper part of the rectus abdominis muscle.
Can you replace an artery with a vein?
A graft is used to replace or bypass the blocked part of the artery. The graft may be a plastic tube, or it may be a blood vessel (vein) taken from your body (most often the opposite leg) during the same surgery.
How many mammary arteries are there?
In order to support this rate of production, the cardiovascular system provides arterial support to each breast from two main arteries: the internal mammary and the lateral thoracic arteries.
What is thyrocervical trunk?
The thyrocervical trunk is one of the 3 branches of the first part of the subclavian artery and gives off numerous branches to supply viscera of the neck, the brachial plexus, neck muscles and the scapular anastomosis.
Where does internal thoracic vein drain?
The internal thoracic venous system drains the ventro-cranial abdominal wall, the ventro-lateral thoracic wall, the diaphragm and part of the mediastinum, conveying the deoxygenated blood from these regions into the CrVC.
Where is the mammary vein?
The internal thoracic vein (previously known as the internal mammary vein) arises from the superior epigastric vein. It drains the chest wall and breasts.